Heating stove



FIG. 1 is a perspective view of a heating stove showing the new design;

FIG. 2 is a front view of the heating stove;

FIG. 3 is a left side view of the heating stove;

FIG. 4 is a right side view of the heating stove;

FIG. 5 is a rear view of the heating stove;

FIG. 6 is a top view of the heating stove; and

FIG. 7 is a bottom view of the heating stove. 

The ornamental design for a heating stove, as shown. 